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Review government records associated with Seal Beach, California.
Toxin Scout is in beta. Please verify important findings with the linked sources.
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Check your water bill for your utility name and confirm the reporting year. See EPA’s guide to finding your annual water quality report.
Public water-system records for Seal Beach, CA from EPA SDWIS.
City of Seal Beach
Active major or public-notice drinking-water issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
Purchased or imported water record · Serves 24,937 people
Data from EPA SDWIS
PFAS screening separates EPA UCMR5 drinking-water monitoring from nearby DoD PFAS investigation-site records.
Drinking Water PFAS Monitoring
EPA UCMR5 samples public water systems. These results are separate from nearby PFAS cleanup or investigation-site records.
No EPA UCMR5 PFAS detection records shown for these water systems.
Reviewed: source records as of Q1 2026
Nearby PFAS Investigation Sites
DoD records are nearby site investigations, not Seal Beach drinking-water detections. Record names come from the source database and can be broad.
Seal Beach Ca Wpnsupfac
Navy · Active
Known detection in the DoD source record
Remedial investigation underway
Estimated investigation end date: 2035-06
EPA ATTAINS records identify assessed water bodies that do not meet water-quality standards for designated uses.
Anaheim Bay
Reported: Nov 2026
Health-relevant causes: Metals (other Than Mercury), Pathogens, Pesticides, Polychlorinated Biphenyls (pcbs)
Affected uses: Fishconsumption, Other, Recreation
Data from EPA ATTAINS
NPDES permits regulate pollutant discharges into U.S. waterways. Facilities must report compliance quarterly.
Violation records
Last inspected: Dec 2025
Data from EPA ECHO
To investigate water contamination, check the sampling locations, dates and results below. For tap water records, see Drinking water quality above.
Reviewed: source records as of 2026
Review historical EPA air pollution records, including monitoring and facility emissions where available. For current conditions, check local air quality on AirNow.
Orange County
Assessment year: 2020
According to EPA, a cancer risk of 30-in-1-million means that for every 1 million people continuously exposed to these air toxics over a 70-year lifetime, an estimated 30 may develop cancer from that exposure. This is in addition to cancer risk from all other causes.
Top modeled source groups
Data from EPA AirToxScreen
EPA designations apply to a specific pollutant and federal air quality standard (NAAQS). EPA can issue a clean-data determination while a formal designation remains in effect.
Los Angeles-South Coast Air Basin: Ozone
NonattainmentExtreme8-Hour Ozone (2015 Standard)
Original designation: Aug 2018
Health effects (EPA): Respiratory inflammation, aggravation of asthma, reduced lung function (EPA)
Los Angeles-South Coast Air Basin: PM2.5
NonattainmentSeriousPM-2.5 (2012 Standard)
Original designation: Apr 2015
Health effects (EPA): Cardiovascular disease, respiratory illness, premature death (EPA)
Maintenance areas
Previously nonattainment; currently meeting the standard and monitored under an EPA maintenance plan.
Los Angeles-South Coast Air Basin Area
CO · Carbon Monoxide (1971 Standard)
Classification: Serious
Original designation: Nov 1990
Current design value: 6.7 ppm (2023-2025)
Data from EPA Green Book
EPA annual monitor summaries describe past measurements. For current air quality, see AirNow.
Anaheim
Annual mean: 0.3 Parts per million
Observation year: 2025
Annual mean: 19.0 Parts per billion
Observation year: 2025
Annual mean: 0.038 Parts per million
Observation year: 2025
Data from EPA AQS
Facilities regulated under the Clean Air Act. CAA HPV flags indicate serious noncompliance such as exceeding emission limits.
Air Violations
Last inspected: Dec 2025
Last inspected: Dec 2025
Data from EPA ECHO
TRI releases are self-reported annual totals (calendar year 2024). Hover fugitive or stack for definitions.
Cambro Manufacturing Co Skylab Rd. Facility
Reported: 2024
Laird Coatings Corp
Reported: 2024
Laird Coatings Corp
Reported: 2024
Reviewed: source query run Nov 2026
Reviewed: source query run Nov 2026
State environmental agencies maintain cleanup site databases that include state Superfund, voluntary cleanup, and brownfield remediation programs. These programs track additional sites beyond those on the federal NPL.
3 sites with active cleanup or investigation
SEAL BEACH BLVD AND WESTMINSTER AVE, SEAL BEACH
0.5 miles away · ORANGE County
Reported: Nov 2026
333 First Street, SEAL BEACH
2.1 miles away · ORANGE County
Reported: Nov 2026
101 MARINA DRIVE, SEAL BEACH
2.4 miles away · ORANGE County
Reported: Nov 2026
Data from EPA ECHO
No release reports shown in this group.
Reviewed: active/open records as of 2018
Data from EPA UST Finder
Reviewed: reporting year 2024
Formerly Used Defense Sites are properties previously owned by, leased to, or otherwise possessed by the United States and under the jurisdiction of the Secretary of Defense. The FUDS program addresses environmental restoration at these properties.
Open data source: USACE FUDSNo MSHA mine or extraction site records shown for this report.
Orange County, CA
EPA Radon Zone Map (June 2024 release)
Orange County is EPA Radon Zone 3 (low potential). EPA defines Zone 3 counties as having predicted average indoor screening levels below 2 pCi/L.
Radon levels can vary from home to home, so EPA recommends testing the property to know its indoor level.
FEMA flood zones describe mapped flood hazards. Look up a specific address with FEMA.
Special Flood Hazard Area — 1% annual chance of flooding (100-year floodplain) with base flood elevation.
Results use an earlier stored RMP inventory. Current EPA ECHO location coverage is unverified.
EPA ECHO lists facilities linked to the Risk Management Program. Results include facilities with locations that can be matched. Records may be historical. Current operations, chemical inventories, and recent accident history are unverified.
PHMSA tracks incidents involving natural gas and hazardous liquid pipelines. Incidents include leaks, ruptures, and explosions.
No records dated within the last 5 years surfaced for this city report.
Reviewed: last 5 years
Data from PHMSA
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Orange County, CaliforniaPop. 3,151,184
County Health Rankings edition: 2024
Premature Death
Poor or Fair Health
Poor Physical Health Days
Poor Mental Health Days
Adult Smoking
Adult Obesity
Air Pollution - Particulate Matter
Drinking water violation indicator
Diabetes Prevalence
Life Expectancy
| Indicator | County | State | National |
|---|---|---|---|
| Premature Death | 4,990 | 6,373 | 7,972 |
| Poor or Fair Health | 14.4% | 15.8% | 14.2% |
| Poor Physical Health Days | 3.1 | 3.1 | 3.3 |
| Poor Mental Health Days | 4.5 | 4.7 | 4.8 |
| Adult Smoking | 9.7% | 8.8% | 15.0% |
| Adult Obesity | 25.3% | 27.8% | 34.0% |
| Air Pollution - Particulate Matter | 9.4 | 7.1 | 7.3 |
| Drinking water violation indicator | No | N/A | N/A |
| Diabetes Prevalence | 9.5% | 10.8% | 9.6% |
| Life Expectancy | 81.8 | 79.9 | 77.6 |
This report does not have PFAS sample results for the candidate water systems in Seal Beach.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 2 violations for the City of Seal Beach.
Check your water bill to identify the utility serving your address. Ask that utility about current drinking water advisories.
Nearby EPA monitoring stations provide annual air quality measurements for Seal Beach.
The monitoring station at Anaheim recorded an annual average of 0.3 Parts per million for carbon monoxide in 2025.
The monitoring station at Anaheim recorded an annual average of 19 Parts per billion for nitrogen dioxide in 2025.
The monitoring station at Anaheim recorded an annual average of 0.038 Parts per million for ozone in 2025.
The radon data for Seal Beach covers Orange County. EPA places this area in Zone 3, with a predicted average indoor radon screening level below 2 picocuries per liter.
No Superfund or brownfield sites were returned for this city report.
The county data for Seal Beach reports a life expectancy of 81.8 years in Orange County, California.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for Seal Beach reports 4,990 years of life lost to deaths before age 75 per 100,000 residents in Orange County, California. This measure adds up the years lost to early deaths and adjusts for differences in population age.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for Seal Beach lists fine-particle pollution (PM2.5) at 9.4 micrograms per cubic meter in Orange County, California.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
Federal pipeline records list an incident involving Crimson Pipeline L.P. near Seal Beach on Nov 10, 2017. The reported release was crude oil.
Federal pipeline records list an incident involving Plains Pipeline, L.P. near Seal Beach on Jul 28, 2016. The reported release was a liquid petroleum product.
Federal pipeline records list an incident involving Southern California Gas Co near Seal Beach on Feb 23, 2011. The reported release was natural gas.